20 (日)	05:40	11:07	16:17	23:32
	187cm	145cm	185cm	56cm
長潮 出 07:01 入 18:11 出 03:37 入 13:26

高後崎（長崎）2028年02月20日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
2/20 00:00	90.0	↑3.0
2/20 00:10	93.1	↑3.1
2/20 00:20	96.5	↑3.4
2/20 00:30	99.9	↑3.4
2/20 00:40	103.6	↑3.7
2/20 00:50	107.3	↑3.7
2/20 01:00	111.1	↑3.8
2/20 01:10	115.1	↑4.0
2/20 01:20	119.1	↑4.0
2/20 01:30	123.1	↑4.0
2/20 01:40	127.1	↑4.0
2/20 01:50	131.2	↑4.1
2/20 02:00	135.2	↑4.0
2/20 02:10	139.2	↑4.0
2/20 02:20	143.1	↑3.9
2/20 02:30	146.9	↑3.8
2/20 02:40	150.7	↑3.8
2/20 02:50	154.3	↑3.6
2/20 03:00	157.8	↑3.5
2/20 03:10	161.2	↑3.4
2/20 03:20	164.4	↑3.2
2/20 03:30	167.4	↑3.0
2/20 03:40	170.2	↑2.8
2/20 03:50	172.9	↑2.7
2/20 04:00	175.3	↑2.4
2/20 04:10	177.5	↑2.2
2/20 04:20	179.5	↑2.0
2/20 04:30	181.2	↑1.7
2/20 04:40	182.8	↑1.6
2/20 04:50	184.0	↑1.2
2/20 05:00	185.1	↑1.1
2/20 05:10	185.9	↑0.8
2/20 05:20	186.4	↑0.5
2/20 05:30	186.7	↑0.3	満潮
2/20 05:40	186.8	↑0.1	満潮
2/20 05:50	186.7	↓-0.1
2/20 06:00	186.4	↓-0.3
2/20 06:10	185.8	↓-0.6
2/20 06:20	185.0	↓-0.8
2/20 06:30	184.1	↓-0.9
2/20 06:40	183.0	↓-1.1
2/20 06:50	181.7	↓-1.3
2/20 07:00	180.3	↓-1.4
2/20 07:10	178.7	↓-1.6
2/20 07:20	177.0	↓-1.7
2/20 07:30	175.2	↓-1.8
2/20 07:40	173.4	↓-1.8
2/20 07:50	171.4	↓-2.0
2/20 08:00	169.5	↓-1.9
2/20 08:10	167.4	↓-2.1
2/20 08:20	165.4	↓-2.0
2/20 08:30	163.4	↓-2.0
2/20 08:40	161.4	↓-2.0
2/20 08:50	159.5	↓-1.9
2/20 09:00	157.6	↓-1.9
2/20 09:10	155.7	↓-1.9
2/20 09:20	154.0	↓-1.7
2/20 09:30	152.4	↓-1.6
2/20 09:40	150.9	↓-1.5
2/20 09:50	149.5	↓-1.4
2/20 10:00	148.2	↓-1.3
2/20 10:10	147.2	↓-1.0
2/20 10:20	146.2	↓-1.0
2/20 10:30	145.5	↓-0.7
2/20 10:40	144.9	↓-0.6
2/20 10:50	144.5	↓-0.4
2/20 11:00	144.3	↓-0.2	干潮
2/20 11:10	144.3	0
2/20 11:20	144.4	↑0.1
2/20 11:30	144.8	↑0.4
2/20 11:40	145.3	↑0.5
2/20 11:50	146.0	↑0.7
2/20 12:00	146.9	↑0.9
2/20 12:10	147.9	↑1.0
2/20 12:20	149.1	↑1.2
2/20 12:30	150.5	↑1.4
2/20 12:40	152.0	↑1.5
2/20 12:50	153.6	↑1.6
2/20 13:00	155.3	↑1.7
2/20 13:10	157.1	↑1.8
2/20 13:20	158.9	↑1.8
2/20 13:30	160.9	↑2.0
2/20 13:40	162.8	↑1.9
2/20 13:50	164.8	↑2.0
2/20 14:00	166.8	↑2.0
2/20 14:10	168.8	↑2.0
2/20 14:20	170.7	↑1.9
2/20 14:30	172.6	↑1.9
2/20 14:40	174.4	↑1.8
2/20 14:50	176.1	↑1.7
2/20 15:00	177.7	↑1.6
2/20 15:10	179.1	↑1.4
2/20 15:20	180.4	↑1.3
2/20 15:30	181.5	↑1.1
2/20 15:40	182.5	↑1.0
2/20 15:50	183.2	↑0.7
2/20 16:00	183.7	↑0.5
2/20 16:10	184.0	↑0.3	満潮
2/20 16:20	184.0	0
2/20 16:30	183.8	↓-0.2
2/20 16:40	183.3	↓-0.5
2/20 16:50	182.6	↓-0.7
2/20 17:00	181.6	↓-1.0
2/20 17:10	180.3	↓-1.3
2/20 17:20	178.7	↓-1.6
2/20 17:30	176.8	↓-1.9
2/20 17:40	174.7	↓-2.1
2/20 17:50	172.3	↓-2.4
2/20 18:00	169.6	↓-2.7
2/20 18:10	166.7	↓-2.9
2/20 18:20	163.5	↓-3.2
2/20 18:30	160.1	↓-3.4
2/20 18:40	156.5	↓-3.6
2/20 18:50	152.7	↓-3.8
2/20 19:00	148.6	↓-4.1
2/20 19:10	144.5	↓-4.1
2/20 19:20	140.1	↓-4.4
2/20 19:30	135.6	↓-4.5
2/20 19:40	131.1	↓-4.5
2/20 19:50	126.4	↓-4.7
2/20 20:00	121.7	↓-4.7
2/20 20:10	117.0	↓-4.7
2/20 20:20	112.2	↓-4.8	最大潮位差
2/20 20:30	107.5	↓-4.7
2/20 20:40	102.8	↓-4.7
2/20 20:50	98.2	↓-4.6
2/20 21:00	93.7	↓-4.5
2/20 21:10	89.4	↓-4.3
2/20 21:20	85.1	↓-4.3
2/20 21:30	81.1	↓-4.0
2/20 21:40	77.3	↓-3.8
2/20 21:50	73.7	↓-3.6
2/20 22:00	70.4	↓-3.3
2/20 22:10	67.3	↓-3.1
2/20 22:20	64.6	↓-2.7
2/20 22:30	62.2	↓-2.4
2/20 22:40	60.1	↓-2.1
2/20 22:50	58.3	↓-1.8
2/20 23:00	56.9	↓-1.4
2/20 23:10	55.9	↓-1.0
2/20 23:20	55.3	↓-0.6
2/20 23:30	55.0	↓-0.3	干潮
2/20 23:40	55.2	↑0.2
2/20 23:50	55.8	↑0.6